Forward F455 - SumLight Function

SumLight™ Function
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The SumLight™ function substantially increases the sensitivity of the CMOS
array in the event of a reduction in the light level, thus enabling observation
in conditions of low light without using the IR illuminator.
1.
Turn off the IR illuminator before using the SumLight™ function.
2.
To activate the SumLight™ function, press briefly theLEFT (8) button.
3.
Press the LEFT (8) button once more to switch off.